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 Histamine is a chemical released by the body in reaction with allergens, this chemical release can cause several effects like the runny nose, itching, sneezing, nasal congestion etc. Histamines give out a number of reactions thereby making it difficult for a person with allergies. Histamine release can be due to any allergies like food allergy, hay fever, drug allergy, etc. Histamine is generally one of the allergic reaction symptoms.

In order to gain control over histamine release, antihistamine is used. Anti histamines block histamine receptors thereby preventing allergic reaction symptoms for a person. Anti histamines are most useful for people suffering from allergic reactions from food, if the symptoms are strong antihistamines will help gain control over the reaction and bring back the person to normalcy faster.

Anti histamines though might cause some side effects, these might cause sleepiness or drowsiness, depending on the antihistamine that has been used. Antihistamines are especially useful during anaphylactic reactions. Anaphylactic reactions means those reactions which require immediate life saving medical support.

People suffering from severe allergies should keep an antihistamine injection ready with them so that they can take care of themselves and administer a dose as fast as they start feeling symptoms of the allergic reactions. In these cases antihistamines can be life saving.

Almost all the allergies can be treated with antihistamines, whether severe or mild in nature. However, it is advisable to avoid usage of alcoholic drinks and smoking if you have taken an antihistamine dose. For personal safety is it also advisable to avoid activities like driving, swimming etc.

Antihistamines might differ in their performances, it depends on how powerful each drug is, therefore you should know the severity of your problem before you decide to take an antihistamine, some antihistamines are especially useful since these last longer than most. Antihistamines induce sleepiness however, some of these with usage of modern medical science can avoid sleepiness and help in healthy recovery from the allergy. Doctor will guide you regarding the antihistamine you should be taking if your symptoms are severe.

Antihistamines are prescription drugs, therefore these are not available over the counter, you will require consulting a doctor regarding your allergies so that you have constant supply of life-saving antihistamines to protect your against allergies. Antihistamines can also be mild and are great for those suffering from mild allergies in case the symptoms are unbearable. People with mild allergies can use antihistamines occasionally.

Warning: The reader of this article should exercise all precautionary measures while following instructions on the home remedies from this article. Avoid using any of these products if you are allergic to it. The responsibility lies with the reader and not with the site or the writer.

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